Atomic Structure and Particle Motion Vocab

Front

Subatomic particles with a negative charge

Back

Electrons

Front

Subatomic particles with a positive charge

Back

protons

Front

Average mass of protons and neutrons in an atom.

Back

Atomic Mass

Front

Value representing protons in an atom

Back

Atomic Number

Front

Subatomic particles that are neutral in charge

Back

Neutrons

Front

Smallest unit of an element

Back

Atom

Front

Dense, positively charged part of an atom with most mass

Back

Nucleus

Front

State of matter with defined volume but no shape?

Back

Liquid

Front

State of matter with fixed volume, adapts shape to container.

Back

Liquid

Front

State of matter with fixed volume and shape

Back

solid